155220933888

Names of 155220933888

• Cardinal: 155220933888 can be written as One hundred fifty-five billion, two hundred twenty million, nine hundred thirty-three thousand, eight hundred eighty-eight.

Scientific notation

• Scientific notation: 1.55220933888 × 10¹¹

Factors of 155220933888

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 13048

Divisors of 155220933888

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 32 36 46 48 64 69 72 92 96 128 138 144 184 192 207 229 256 276 288 368 384 414 458 552 576 687 736 768 828 916 1104 1152 1374 1472 1656 1832 2061 2208 2304 2748 2944 3312 3664 4122 4416 5267 5496 5888 6624 7328 8244 8832 10534 10992 12791 13248 14656 15801 16488 17664 21068 21984 25582 26496 29312 31602 32976 38373 42136 43968 47403 51164 52992 58624 63204 65952 76746 84272 87936 94806 102328 115119 126408 131904 153492 168544 175872 189612 204656 230238 252816 263808 294193 306984 337088 379224 409312 460476 505632 527616 588386 613968 674176 758448 818624 882579 920952 1011264 1176772 1227936 1348352 1516896 1637248 1765158 1841904 2022528 2353544 2455872 2647737 2929139 3033792 3274496 3530316 3683808 4045056 4707088 4911744 5295474 5858278 6067584 7060632 7367616 8787417 9414176 9823488 10590948 11716556 12135168 14121264 14735232 17574834 18828352 21181896 23433112 26362251 28242528 29470464 35149668 37656704 42363792 46866224 52724502 56485056 67370197 70299336 75313408 84727584 93732448 105449004 112970112 134740394 140598672 169455168 187464896 202110591 210898008 225940224 269480788 281197344 338910336 374929792 404221182 421796016 538961576 562394688 606331773 677820672 749859584 808442364 843592032 1077923152 1124789376 1212663546 1616884728 1687184064 2155846304 2249578752 2425327092 3233769456 3374368128 4311692608 4850654184 6467538912 6748736256 8623385216 9701308368 12935077824 17246770432 19402616736 25870155648 38805233472 51740311296 77610466944 155220933888
• Sum of all divisors σ(n): 469074453120
• Sum of proper divisors (its aliquot sum) s(n): 313853519232
• 155220933888 is an abundant number, because the sum of its proper divisors (313853519232) is greater than itself. Its abundance is 158632585344

Bases of 155220933888

• Binary: 10010000100011111000110111110100000000₂
• Hexadecimal: 0x2423E37D00
• Base-36: 1ZB2JB40

Squares and roots of 155220933888

• 155220933888 squared (155220933888²) is 24093538317062866796544
• 155220933888 cubed (155220933888³) is 3739821518240810029366106570883072
• The square root of 155220933888 is 393980.8801046061
• The cube root of 155220933888 is 5374.2363740897

Scales and comparisons

• 155,220,933,888 seconds is equal to 4,935 years, 28 weeks, 2 days, 14 hours, 4 minutes, 48 seconds.
• To count from 1 to 155,220,933,888 would take you about nine thousand, eight hundred seventy-one years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 155220933888 cubic inches would be around 447.9 feet tall.

Recreational maths with 155220933888

• 155220933888 backwards is 888339022551
• The number of decimal digits it has is: 12
• The sum of 155220933888's digits is 54
• More coming soon!